:root {
  --bg: #f6f2ec; --panel: #ffffff; --ink: #1b1b1b; --muted: #7a726a; --line: #ece4d9; --soft: #faf6f0;
  --orange: #F57C00; --orange2: #FF9800; --amber: #FFB300; --deep: #E65100; --black: #131313;
  --ok: #2e7d32; --ok-bg: #e8f5e9; --warn: #b26a00; --warn-bg: #fff4dc; --bad: #c62828; --bad-bg: #fdecea; --info: #455a64; --info-bg: #eceff1;
  --grad: linear-gradient(135deg, #FFB300 0%, #FF9800 45%, #F57C00 100%);
  --radius: 12px; --shadow: 0 1px 2px rgba(0,0,0,.04), 0 6px 20px rgba(60,30,0,.06);
  --side: 248px;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 14px/1.5 "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--deep); }
h1, h2, h3 { margin: 0; }
.hidden { display: none !important; }

/* Barra lateral */
#sidebar { position: fixed; inset: 0 auto 0 0; width: var(--side); background: radial-gradient(circle at 20% 0%, #2a1a0a 0%, #141414 40%, #0d0d0d 100%); color: #ddd; display: flex; flex-direction: column; z-index: 30; transition: transform .25s; }
#sidebar .brand { display: flex; align-items: center; gap: 10px; padding: 16px 14px 14px; text-decoration: none; color: #fff; border-bottom: 1px solid rgba(255,255,255,.07); }
#sidebar .brand img { width: 52px; height: 52px; border-radius: 12px; background: #fff; object-fit: contain; padding: 2px; }
#sidebar .brand b { display: block; font-size: 15px; font-weight: 800; letter-spacing: .3px; }
#sidebar .brand small { color: var(--amber); font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; font-size: 10.5px; }
#sidebar nav { flex: 1; overflow-y: auto; padding: 8px 10px; }
#sidebar nav a { display: flex; align-items: center; gap: 10px; color: #cfcfcf; text-decoration: none; padding: 9px 12px; border-radius: 9px; margin: 2px 0; font-weight: 500; }
#sidebar nav a i { font-style: normal; width: 20px; text-align: center; color: var(--orange2); font-size: 15px; }
#sidebar nav a:hover { background: rgba(255,152,0,.10); color: #fff; }
#sidebar nav a.active { background: var(--grad); color: #111; font-weight: 700; box-shadow: 0 4px 14px rgba(245,124,0,.35); }
#sidebar nav a.active i { color: #111; }
.navlabel { font-size: 10.5px; text-transform: uppercase; letter-spacing: 1.4px; color: #777; padding: 14px 12px 4px; }
.side-foot { font-size: 11px; color: #777; padding: 12px 16px; border-top: 1px solid rgba(255,255,255,.07); }
#backdrop { display: none; }

#app { margin-left: var(--side); min-height: 100%; }
#topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 14px; padding: 12px 26px; background: rgba(246,242,236,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
#topbar h1 { font-size: 21px; font-weight: 800; flex: 1; }
#topbar h1::after { content: ""; display: block; width: 34px; height: 3px; background: var(--grad); border-radius: 3px; margin-top: 3px; }
.top-actions { display: flex; gap: 8px; }
#menuBtn { display: none; }
main#view { padding: 22px 26px 60px; max-width: 1400px; }

/* Botones */
.btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid transparent; border-radius: 9px; padding: 9px 15px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; white-space: nowrap; line-height: 1.2; color: var(--ink); background: #fff; border-color: var(--line); transition: transform .05s, box-shadow .15s, background .15s; }
.btn:hover { border-color: #d9cbb8; box-shadow: 0 2px 8px rgba(0,0,0,.06); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--grad); color: #111; border-color: transparent; box-shadow: 0 3px 12px rgba(245,124,0,.30); }
.btn.primary:hover { box-shadow: 0 5px 18px rgba(245,124,0,.42); }
.btn.dark { background: var(--black); color: #fff; border-color: var(--black); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--bad); }
.btn.danger:hover { background: var(--bad-bg); border-color: #f3c2bd; }
.btn.sm { padding: 6px 11px; font-size: 13px; }
.btn.xs { padding: 3px 8px; font-size: 12px; border-radius: 7px; }
.btn[disabled] { opacity: .5; pointer-events: none; }
.icon-btn { background: none; border: 0; font-size: 20px; cursor: pointer; padding: 4px 8px; }

/* Tarjetas y rejillas */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px 20px; }
.card + .card { margin-top: 16px; }
.card h2 { font-size: 16px; font-weight: 800; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.card h2 small { font-weight: 500; color: var(--muted); font-size: 13px; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.g6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.span2 { grid-column: span 2; } .span3 { grid-column: span 3; } .spanall { grid-column: 1 / -1; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.spacer { flex: 1; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.right { text-align: right; }
.mt { margin-top: 16px; } .mb { margin-bottom: 16px; }

/* KPIs */
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 15px 17px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.kpi::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--grad); }
.kpi.dark { background: var(--black); color: #fff; border-color: var(--black); }
.kpi.dark .lbl { color: #bbb; }
.kpi .lbl { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .8px; font-weight: 600; }
.kpi .val { font-size: 23px; font-weight: 800; margin-top: 3px; letter-spacing: -.3px; white-space: nowrap; }
.kpi .sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.kpi.dark .val { color: var(--amber); }

/* Formularios */
label.f { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; font-weight: 600; color: #4a443e; }
label.f > span small { font-weight: 400; color: var(--muted); }
input, select, textarea { font: inherit; color: var(--ink); background: #fff; border: 1px solid #ddd2c3; border-radius: 8px; padding: 8px 10px; width: 100%; min-width: 0; }
textarea { resize: vertical; min-height: 64px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,152,0,.18); }
input[type=checkbox] { width: auto; accent-color: var(--orange); transform: scale(1.15); }
input[type=range] { accent-color: var(--orange); padding: 0; border: 0; }
input.num { text-align: right; }
label.chk { display: flex; gap: 8px; align-items: center; font-weight: 500; cursor: pointer; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filters input, .filters select { width: auto; }
.filters input[type=search] { min-width: 240px; }

/* Tablas */
.table-wrap { overflow-x: auto; }
table.t { width: 100%; border-collapse: collapse; }
table.t th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .8px; color: var(--muted); font-weight: 700; padding: 9px 10px; border-bottom: 2px solid var(--line); white-space: nowrap; }
table.t td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.t tbody tr { cursor: pointer; transition: background .1s; }
table.t tbody tr:hover { background: #fff8ee; }
table.t tfoot td { font-weight: 800; border-top: 2px solid var(--line); border-bottom: 0; }
table.t .n { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
table.t .act { text-align: right; white-space: nowrap; }
table.t .strong { font-weight: 700; }
.empty { text-align: center; padding: 40px 20px; color: var(--muted); }
.empty b { display: block; font-size: 16px; color: var(--ink); margin-bottom: 6px; }

/* Estados */
.pill { display: inline-block; padding: 3px 10px; border-radius: 99px; font-size: 12px; font-weight: 700; white-space: nowrap; }
.pill.ok { background: var(--ok-bg); color: var(--ok); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.bad { background: var(--bad-bg); color: var(--bad); }
.pill.info { background: var(--info-bg); color: var(--info); }
.pill.orange { background: #fff0db; color: var(--deep); }

/* Editor de líneas */
table.lines-ed { width: 100%; border-collapse: separate; border-spacing: 0 6px; }
table.lines-ed th { font-size: 11.5px; text-transform: uppercase; letter-spacing: .7px; color: var(--muted); text-align: left; padding: 0 5px; }
table.lines-ed td { padding: 0 4px; vertical-align: top; }
table.lines-ed textarea { min-height: 40px; height: 40px; }
table.lines-ed .amount { padding-top: 9px; text-align: right; font-weight: 700; white-space: nowrap; }
.totals-box { background: var(--soft); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; min-width: 300px; }
.totals-box .r { display: flex; justify-content: space-between; padding: 3px 0; gap: 20px; }
.totals-box .r.grand { margin-top: 6px; padding: 9px 12px; background: var(--grad); border-radius: 8px; font-weight: 900; font-size: 18px; }
.sticky-actions { position: sticky; bottom: 0; background: rgba(246,242,236,.95); backdrop-filter: blur(6px); padding: 12px 0; margin-top: 16px; border-top: 1px solid var(--line); display: flex; gap: 8px; flex-wrap: wrap; z-index: 5; }

/* Vista de documento */
.doc-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 18px; align-items: start; }
.doc-frame { width: 100%; height: calc(100vh - 150px); min-height: 600px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }
.side-actions { display: flex; flex-direction: column; gap: 8px; }
.side-actions .btn { justify-content: flex-start; }
dl.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 0; font-size: 13.5px; }
dl.kv dt { color: var(--muted); } dl.kv dd { margin: 0; font-weight: 600; text-align: right; }

/* Adjuntos */
.drop { border: 2px dashed #e0c9a8; border-radius: 12px; padding: 22px; text-align: center; background: #fffaf2; color: var(--muted); cursor: pointer; transition: .15s; }
.drop.over, .drop:hover { border-color: var(--orange); background: #fff1dc; color: var(--deep); }
.drop b { color: var(--ink); display: block; font-size: 15px; margin-bottom: 4px; }
.thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; margin-top: 12px; }
.thumb { position: relative; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #fff; aspect-ratio: 3/4; display: flex; align-items: center; justify-content: center; }
.thumb img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.thumb .pdf { font-size: 34px; color: var(--bad); text-align: center; cursor: pointer; text-decoration: none; }
.thumb .pdf small { display: block; font-size: 11px; color: var(--muted); word-break: break-all; padding: 0 6px; }
.thumb .x { position: absolute; top: 5px; right: 5px; background: rgba(0,0,0,.65); color: #fff; border: 0; border-radius: 50%; width: 24px; height: 24px; cursor: pointer; }
.clip { color: var(--orange); font-weight: 700; }

/* Gráficos */
.chart svg { width: 100%; height: auto; display: block; }
.legend { display: flex; gap: 16px; font-size: 12.5px; color: var(--muted); }
.legend i { display: inline-block; width: 11px; height: 11px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.bar-row { display: grid; grid-template-columns: 180px 1fr 110px; gap: 10px; align-items: center; padding: 4px 0; font-size: 13px; }
.bar-row .bar { height: 10px; background: #f1e9de; border-radius: 6px; overflow: hidden; }
.bar-row .bar span { display: block; height: 100%; background: var(--grad); border-radius: 6px; }

/* Trimestres */
.qcard { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; background: #fff; }
.qcard.current { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,152,0,.15); }
.qcard h3 { font-size: 14px; margin-bottom: 6px; display: flex; justify-content: space-between; }
.qcard .r { display: flex; justify-content: space-between; font-size: 13px; padding: 2px 0; }

/* Pestañas */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid var(--line); margin-bottom: 18px; flex-wrap: wrap; }
.tabs button { background: none; border: 0; padding: 10px 14px; font: inherit; font-weight: 600; color: var(--muted); cursor: pointer; border-bottom: 3px solid transparent; margin-bottom: -2px; }
.tabs button.active { color: var(--ink); border-bottom-color: var(--orange); }
.seg { display: inline-flex; background: #fff; border: 1px solid var(--line); border-radius: 9px; padding: 3px; gap: 2px; }
.seg button { border: 0; background: none; padding: 6px 12px; border-radius: 7px; font: inherit; font-weight: 600; cursor: pointer; color: var(--muted); }
.seg button.active { background: var(--black); color: var(--amber); }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(15,10,5,.55); display: flex; align-items: flex-start; justify-content: center; z-index: 50; padding: 5vh 16px; overflow-y: auto; }
.modal-card { background: #fff; border-radius: 14px; width: min(720px, 100%); padding: 22px 24px; box-shadow: 0 20px 60px rgba(0,0,0,.35); border-top: 5px solid var(--orange); }
.modal-card.wide { width: min(1100px, 100%); }
.modal-card h2 { font-size: 18px; margin-bottom: 14px; }
.modal-img { max-width: 100%; max-height: 80vh; display: block; margin: 0 auto; }

/* Avisos */
#toasts { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 60; }
.toast { background: var(--black); color: #fff; padding: 11px 16px; border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.25); border-left: 4px solid var(--orange); animation: tin .2s; max-width: 380px; }
.toast.err { border-left-color: #ef5350; }
@keyframes tin { from { transform: translateY(10px); opacity: 0; } }

.hint { font-size: 12.5px; color: var(--muted); background: var(--soft); border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; }
.hint code { background: #fff; border: 1px solid var(--line); padding: 0 5px; border-radius: 4px; color: var(--deep); }
.wm-preview { position: relative; height: 220px; border: 1px solid var(--line); border-radius: 10px; background: #fff; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.wm-preview img { width: 170px; position: absolute; }
.wm-preview .lorem { position: relative; padding: 18px; font-size: 12px; color: #333; }

/* Informe imprimible */
@media print {
  #sidebar, #topbar, .no-print, .filters, .sticky-actions { display: none !important; }
  #app { margin: 0; } main#view { padding: 0; }
  .card { box-shadow: none; break-inside: avoid; }
  body { background: #fff; }
}

/* Responsive */
@media (max-width: 1100px) {
  .g4, .g6 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .doc-layout { grid-template-columns: 1fr; }
  .doc-frame { height: 75vh; }
}
@media (max-width: 860px) {
  #sidebar { transform: translateX(-100%); }
  body.menu-open #sidebar { transform: none; }
  body.menu-open #backdrop { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 25; }
  #app { margin-left: 0; }
  #menuBtn { display: block; }
  #topbar { padding: 10px 16px; }
  #topbar h1 { font-size: 18px; }
  .top-actions .ghost { display: none; }
  main#view { padding: 16px 16px 60px; }
  .g2, .g3, .g4, .g6 { grid-template-columns: 1fr; }
  .span2, .span3 { grid-column: auto; }
  .filters input[type=search] { min-width: 0; width: 100%; }
  .bar-row { grid-template-columns: 110px 1fr 90px; }
  table.lines-ed thead { display: none; }
  table.lines-ed tr { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; padding: 10px; background: var(--soft); border-radius: 10px; margin-bottom: 8px; }
  table.lines-ed td:first-child { grid-column: 1 / -1; }
  .totals-box { min-width: 0; width: 100%; }
}

#offlineBar { position: fixed; top: 0; left: 0; right: 0; z-index: 70; background: #c62828; color: #fff; padding: 10px 18px; font-size: 14px; text-align: center; box-shadow: 0 4px 14px rgba(0,0,0,.3); }